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authorAndrea Arcangeli <aarcange@redhat.com>2014-01-21 15:48:56 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2014-01-21 16:19:43 -0800
commit3bfcd13ec0b43b39b02072ba67bf197d15379387 (patch)
tree0d8f2cf3c18035936c746758be4d49a9a9844a1f /mm/swap.c
parent44518d2b32646e37b4b7a0813bbbe98dc21c7f8f (diff)
downloadop-kernel-dev-3bfcd13ec0b43b39b02072ba67bf197d15379387.zip
op-kernel-dev-3bfcd13ec0b43b39b02072ba67bf197d15379387.tar.gz
mm: hugetlbfs: use __compound_tail_refcounted in __get_page_tail too
Also remove hugetlb.h which isn't needed anymore as PageHeadHuge is handled in mm.h. Signed-off-by: Andrea Arcangeli <aarcange@redhat.com> Cc: Khalid Aziz <khalid.aziz@oracle.com> Cc: Pravin Shelar <pshelar@nicira.com> Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Cc: Ben Hutchings <bhutchings@solarflare.com> Cc: Christoph Lameter <cl@linux.com> Cc: Johannes Weiner <jweiner@redhat.com> Cc: Mel Gorman <mgorman@suse.de> Cc: Rik van Riel <riel@redhat.com> Cc: Andi Kleen <andi@firstfloor.org> Cc: Minchan Kim <minchan@kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/swap.c')
-rw-r--r--mm/swap.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/mm/swap.c b/mm/swap.c
index bba4aa5..7434e36 100644
--- a/mm/swap.c
+++ b/mm/swap.c
@@ -31,7 +31,6 @@
#include <linux/memcontrol.h>
#include <linux/gfp.h>
#include <linux/uio.h>
-#include <linux/hugetlb.h>
#include "internal.h"
@@ -261,7 +260,7 @@ bool __get_page_tail(struct page *page)
struct page *page_head = compound_trans_head(page);
/* Ref to put_compound_page() comment. */
- if (PageSlab(page_head) || PageHeadHuge(page_head)) {
+ if (!__compound_tail_refcounted(page_head)) {
smp_rmb();
if (likely(PageTail(page))) {
/*
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